/* ==========================================================================
   Ironbox Engineering — shared stylesheet
   This is the ONLY stylesheet for the whole site. Plain CSS, no frameworks.
   Brand: red #b30408 on white with near-black text.
   ========================================================================== */

:root {
  --red: #b30408;
  --red-dark: #8f0306;
  --ink: #1c1c1c;
  --ink-soft: #444444;
  --paper: #ffffff;
  --surface: #f5f5f4;
  --line: #e4e2e0;
  --measure: 70ch;
  --container: 1120px;
  --pad: clamp(1rem, 4vw, 2rem);
}

/* ---- Reset / base -------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3 {
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.6em;
  text-wrap: balance;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.125rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.375rem); }

p { margin: 0 0 1em; }

a { color: var(--red); }

a:hover { color: var(--red-dark); }

/* ---- Layout helpers ------------------------------------------------------ */

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.section {
  padding-block: clamp(2.5rem, 7vw, 4.5rem);
}

.section--alt {
  background: var(--surface);
}

.section h2 {
  color: var(--ink);
}

/* Red kicker line above section headings */
.kicker {
  display: block;
  color: var(--red);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

/* ---- Header / navigation ------------------------------------------------- */

.site-header {
  background: var(--paper);
  border-bottom: 3px solid var(--red);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-block: 0.75rem;
}

.brand {
  display: flex;
  align-items: center;
}

.brand img {
  height: 52px;
  width: auto;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.4rem;
}

.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding-block: 0.35rem;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover {
  color: var(--red);
}

.site-nav a[aria-current="page"] {
  color: var(--red);
  border-bottom-color: var(--red);
}

@media (max-width: 720px) {
  .site-header .container {
    justify-content: center;
    text-align: center;
  }
  .site-nav ul {
    justify-content: center;
  }
}

/* ---- Hero ---------------------------------------------------------------- */

.hero {
  position: relative;
  color: #ffffff;
  background: var(--ink);
}

.hero img.hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}

.hero .container {
  position: relative;
  padding-block: clamp(4rem, 12vw, 8.5rem);
  max-width: var(--container);
}

.hero h1 {
  margin-bottom: 0.4em;
}

.hero h1 .brand-red {
  color: #ff5a5e;
}

.hero .tagline {
  font-size: clamp(1.1rem, 2.6vw, 1.5rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 1.8em;
}

.hero .tagline span {
  color: #ff5a5e;
  padding-inline: 0.15em;
}

/* Page banner variant (interior pages) */
.hero--page .container {
  padding-block: clamp(2.5rem, 7vw, 4.5rem);
}

/* ---- Buttons ------------------------------------------------------------- */

.button {
  display: inline-block;
  background: var(--red);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  padding: 0.8em 1.6em;
  border-radius: 4px;
}

.button:hover {
  background: var(--red-dark);
  color: #ffffff;
}

.button--ghost {
  background: transparent;
  color: #ffffff;
  box-shadow: inset 0 0 0 2px #ffffff;
  margin-left: 0.75rem;
}

.button--ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* ---- Two-column media/text row ------------------------------------------- */

.split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

@media (min-width: 800px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }
}

.split img {
  border-radius: 6px;
}

/* Crop tall/odd photos to a tidy landscape frame */
.img-crop {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.split .text-block {
  max-width: var(--measure);
}

/* ---- Card grid (services, projects, people) -------------------------------
   To add a card: copy one <a class="card">…</a> block and edit its text.
   --------------------------------------------------------------------------- */

.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  padding: 0;
  margin: 0;
  list-style: none;
}

.card {
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  border-radius: 6px;
  padding: 1.4rem 1.4rem 1.2rem;
  color: var(--ink);
  text-decoration: none;
}

.card:hover {
  border-color: var(--red);
  color: var(--ink);
}

.card h3 {
  margin-bottom: 0.35em;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.card ul {
  margin: 0;
  padding-left: 1.1em;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.card ul li {
  padding-block: 0.15rem;
}

.card .more {
  display: inline-block;
  margin-top: 0.8rem;
  color: var(--red);
  font-weight: 700;
  font-size: 0.9rem;
}

/* ---- Credibility strip ---------------------------------------------------- */

.strip {
  background: var(--red);
  color: #ffffff;
  text-align: center;
}

.strip .container {
  padding-block: clamp(1.75rem, 5vw, 2.75rem);
}

.strip p {
  margin: 0;
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 600;
  text-wrap: balance;
}

.strip a {
  color: #ffffff;
}

/* ---- Gallery grid ---------------------------------------------------------
   To add a photo: copy one <figure> block and change the img src/alt.
   --------------------------------------------------------------------------- */

.gallery {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  padding: 0;
  margin: 0;
}

.gallery--wide {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.gallery figure {
  margin: 0;
}

/* Wide cinematic crop (e.g. workshop banner on the contact page) */
.img-cinema {
  aspect-ratio: 21 / 9;
  object-fit: cover;
  width: 100%;
}

.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 4px;
}

/* ---- Contact blocks -------------------------------------------------------- */

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-list li {
  padding-block: 0.4rem;
}

.contact-list strong {
  display: inline-block;
  min-width: 5.5em;
  color: var(--ink-soft);
  font-weight: 600;
}

/* ---- Footer ---------------------------------------------------------------- */

.site-footer {
  background: var(--ink);
  color: #d8d8d8;
  margin-top: auto;
}

.site-footer .container {
  padding-block: clamp(2rem, 5vw, 3rem);
  display: grid;
  gap: 2rem;
}

@media (min-width: 720px) {
  .site-footer .container {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.site-footer h3 {
  color: #ffffff;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.9em;
}

.site-footer a {
  color: #ffffff;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li {
  padding-block: 0.2rem;
}

.site-footer .legal {
  grid-column: 1 / -1;
  border-top: 1px solid #3a3a3a;
  padding-top: 1.25rem;
  font-size: 0.85rem;
  color: #a8a8a8;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer .quality-mark {
  flex-shrink: 0;
  height: auto;
  background: #ffffff;
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
}

/* ---- Utilities -------------------------------------------------------------
   Keep this block LAST: these must override component margins above
   (e.g. .gallery and .card-grid both reset margin to 0).
   --------------------------------------------------------------------------- */

.measure { max-width: var(--measure); }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-2 { margin-bottom: 2.5rem; }
.prewrap { white-space: pre-line; }